NTT Data Information Processing Services Fullstack Developer Lead Interview Questions and Answers

• Q1. What is Dependency Injection
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• Q2. How is exception handled in Inheritance
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• Q3. Define a immutable class
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• Q1. Different design pattern and how you have implement in projects
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• Q2. How to improve the performance of a running application.
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Just some basic questions.

Total 6 questions. 4 basic and 2 advanced.

• Q1. Write a program for Fibonacci?
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• Q2. Write a code for inheritance ?
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• Q1. Type of redux and it's components
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• Q2. Redux middleware
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• Q1. As its for experienced , most of the questions are scenario based like how will you handle if one microservice goes down ?
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Coding is little difficult so please go through logic

• Q1. The interview is based on the skills you mentioned in resume
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• Q2. What is the use of Java
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1)Driffience between Abstract class &
Interface.
-abstract class
represents property
&
behaviour of an object
whereas
interface
represents
behaviour
of an object.
2)Driffience between equal() vs ==operator.
equal() is
an object class method
whereas
equal() of string class
override
the object class equal().
3)can we use pointer's in Java.
Not explicitly but implicitly we can use pointer's in java.
Dynamic m/m refers with help of pointer's but java does not support the pointer's.
when we r creating an object in java refrence varaible of an object holds the identity that is nothing but an implicit pointer that holds an unique identity of an object.
4)How we can print object ID.
-Object ID printed with help of object class which is a service provider class having 9().
5)what is object class.
-it is a super class of all predefined & userdefined class.
6)Write a prog to get name of main thread in java.
-class A
{
psvm(String args [])
{
s.o.pln(Thread.currentThread().getName());
}
}
7)length vs length()
-length
is
data menmber
of proxy class
whereas
length() is a string class().

• Q1. Explain JVM in ur own language.
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• Q2. Exlplaing Multhreading.
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Probability, Logical Reasoning, etc.

4 Basic coding questions
You can choose any language you want to code from.
Questions like palindrome and string reverse were asked.

• Q1. Asked about the project I had done.
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• Q2. Comfortable with relocation
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